參數(shù)資料
型號(hào): MB551
廠商: Fujitsu Limited
英文描述: Prescaler with VCO (Dual-Modulus, 1.0 GHz)(帶壓控振蕩器的預(yù)定標(biāo)器)
中文描述: 與VCO的預(yù)分頻器(雙模量,1.0千兆赫)(帶壓控振蕩器的預(yù)定標(biāo)器)
文件頁數(shù): 5/17頁
文件大?。?/td> 178K
代理商: MB551
5
MB551
I
ELECTRICAL CHARACTERISTICS
1.
VCO Block
Note: Electrical characteristics depend on external components and mounting conditions. These values are
reference values assuming the test circuit examples on pages 6 and 7.
2.
Prescaler Block
Parameter
Symbol
Value
Unit
Remarks
Min.
Typ.
Max.
Oscillator frequency
f
OSC
1000
MHz
Oscillator output
P
out
0
dBm
C/N ratio
C/N
70
dB
Df = 50 kHz, BW = 15 kHz
65
dB
Df = 25 kHz, BW = 15 kHz
S/N ratio
S/N
45
dB
BW = 0.3 to 3 kHz, 3 kHz,
Dev, Tone 1 kHz
Fundamental/1st harmonic ratio
SP–1
f
OSC
–10
dB
Frequency stability
f
t
35
ppm/
°
C
–40 to 85
±
Control range: 1.0 to 4.0 V
°
C, 25
°
C (Typical)
Supply voltage variation
f
r
±
200
kHz/V
5 V
10%
Conversion gain
4
MHz/V
Parameter
Symbol
Value
Unit
Remarks
Min.
Typ.
Max.
Power supply current
I
CC
16.0
mA
Output amplitude
V
OUT
1.0
1.6
V
P-P
Load capacitance when
internal termination pin is
used: 8 pF or less
Response frequency
f
in
1000
MHz
Allowable input power
V
in
–4
+10
dBm
High-level input voltage (MC)
V
IH
2.0
V
V
IL
0.8
V
High-level input current (MC)
I
IH
0.4
mA
I
IL
–0.2
mA
Module setup time
t
SET
16
26
ns
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